Cita APA (7a ed.)

Burkhardt, E. (2009). Whale sightings during POLARSTERN cruise ANT-XXV/3 (LOHAFEX). PANGAEA.

Cita Chicago Style (17a ed.)

Burkhardt, Elke. Whale Sightings During POLARSTERN Cruise ANT-XXV/3 (LOHAFEX). PANGAEA, 2009.

Cita MLA (9a ed.)

Burkhardt, Elke. Whale Sightings During POLARSTERN Cruise ANT-XXV/3 (LOHAFEX). PANGAEA, 2009.

Precaución: Estas citas no son 100% exactas.